package main;
import java.util.Scanner;
public class subtraction {
    public static void main(String[] args){
    Scanner substraction =new Scanner(System.in);
    System.out.println("输入数值A，B，此结果表示A-B");
    System.out.print("Input your numberA:");
    int a=substraction.nextInt();
    System.out.print("Input your numberB:");
    int b=substraction.nextInt();
    int c=a-b;
    System.out.println(c);




    }
}
